Astronomy:Proctor (Martian crater)
Viking Orbiter 1 mosaic
The crater contains a 35 x 65 km dark dune field. It was one of the first sand dune fields ever recognized on Mars based on Mariner 9 images. The crater's dunes are being monitored by HiRISE to identify changes over time.
Proctor crater transverse aeolian ridges and Dunes, as seen by HiRISE
HiRISE image of the crater with transverse aeolian ridges surrounding a large dune
Dune field on floor of Proctor crater, as seen by CTX camera on Mars Reconnaissance Orbiter.
- List of craters on Mars: O-Z
- "Gazetteer of Planetary Nomenclature | Proctor". International Astronomical Union. http://planetarynames.wr.usgs.gov/Feature/4829.
- Fenton, L. K. (2005). "Seasonal Movement of Material on Dunes in Proctor Crater, Mars: Possible Present-Day Sand Saltation". Lunar and Planetary Science XXXVI (2005). http://www.lpi.usra.edu/meetings/lpsc2005/pdf/2169.pdf.
- Mary Chapman, ed (2007). The Geology of Mars: Evidence from Earth-Based Analogs. Cambridge University Press. pp. 250. ISBN 978-0-521-83292-2.
- "Dune Activity in Proctor Crater". Mars Global Surveyor - Mars Orbiter Camera - MGS MOC Release No. MOC2-170. Malin Space Science Systems. 10 August 1999. http://www.msss.com/mars_images/moc/8_10_99_releases/moc2_170/.
- Bridges, Nathan (9 March 2009). "Sand Dunes and Ripples in Proctor Crater". HiRISE Operations Center. http://hirise.lpl.arizona.edu/ESP_011909_1320.
- Nemiroff, Robert; Bonnell, Jerry (February 26, 2002). "Sand Dunes on Mars". Astronomy Photo of the Day (APOD). https://apod.nasa.gov/apod/ap010226.html.
Original source: https://en.wikipedia.org/wiki/Proctor (Martian crater). Read more